See <https://builds.apache.org/job/Tamaya-Extensions-Master-with-Coverage/309/display/redirect>
- Jenkins build became unstable: Tamaya-Extensions-Ma... Apache Jenkins Server
- Jenkins build is still unstable: Tamaya-Extensi... Apache Jenkins Server
- Jenkins build is still unstable: Tamaya-Ext... Apache Jenkins Server
- Jenkins build is still unstable: Tamaya... Apache Jenkins Server
- Jenkins build is back to stable : T... Apache Jenkins Server
